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ScheduleKind

Enum ScheduleKind 

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pub enum ScheduleKind {
    Cron,
    RunOnce,
    Manual,
}
Expand description

How a Job becomes due for enqueue.

VariantDue via tick?Required fieldsTypical trigger
Self::CronYescron_expr (+ optional timezone)Recurring schedules
Self::RunOnceYesnext_run_at or run_once_atOne-shot deferred work
Self::ManualNoCoordinatorService::run_now or HTTP POST /jobs/run_now

Persist via coordinator upsert; cron next-fire is computed there when schedule_kind == Cron. See the chronon facade getting-started §5.

§Examples

use chronon_core::{Job, ScheduleKind};

let mut cron = Job::new("nightly", "cleanup");
cron.schedule_kind = ScheduleKind::Cron;
cron.cron_expr = Some("0 2 * * *".into());
cron.timezone = Some("UTC".into());

let mut once = Job::new("migrate-once", "migrate");
once.schedule_kind = ScheduleKind::RunOnce;
once.next_run_at = Some(chrono::Utc::now());

let mut manual = Job::new("cleanup-now", "cleanup");
manual.schedule_kind = ScheduleKind::Manual;
assert_eq!(manual.schedule_kind, ScheduleKind::Manual);

Variants§

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Cron

Recurring cron schedule — set Job::cron_expr and optional Job::timezone.

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RunOnce

One-time execution when Job::next_run_at / Job::run_once_at is due.

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Manual

Never due for the tick loop — enqueue only via run_now (in-process or HTTP).

Trait Implementations§

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impl Clone for ScheduleKind

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fn clone(&self) -> ScheduleKind

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ScheduleKind

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for ScheduleKind

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fn default() -> ScheduleKind

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for ScheduleKind

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Eq for ScheduleKind

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impl PartialEq for ScheduleKind

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fn eq(&self, other: &ScheduleKind) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl Serialize for ScheduleKind

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl StructuralPartialEq for ScheduleKind

Auto Trait Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.